Muscle Types & Face Muscles

How much of our body mass is made up of muscle tissue?

• 25%

• 50%

• 13%

• 66%

• 75%

Which of the following things is not something our muscle systems allow us to do?

• Express emotions

• Generate heat

• Expel wastes

• Maintain posture

• Produce hormones

Muscles and what other thing stabilizes joints with poor articulation?

• Tendons

• Cartilage

• Ligaments

• Nerves

• Synovial fluid

Skeletal muscles must work constantly to do what?

• Express emotions

• Generate heat

• Expel wastes

• Maintain posture

• Produce hormones

From what molecule do we get the energy to run our body cells?

• Adenosine Triphosphate

• Glucose

• Oxygen

• Deoxyribonucleic Acid

Exothermic chemical reactions release heat to stabilize body temperature.

• True

• False

Endothermic chemical reactions release heat to stabilize body temperature.

• A. True

• B. False

How much of the ATP energy used in muscle contractions is given off as heat?

• 25%

• 50%

• 13%

• 66%

• 75%

Muscles contracting in waves helps to do what?

• Express emotions

• Generate heat

• Expel wastes

• Maintain posture

• Produce hormones

What is Peristalsis?

• Peristalsis is the process of wave-like muscle contractions that moves food through the digestive tract.

• Peristalsis is the process of breaking down food in the stomach using acids.

• Peristalsis is the absorption of nutrients in the small intestine.

• Peristalsis is the process of chewing food in the mouth.